A Grid of Magnetic Vortex Structures (image) Technische Universitaet Muenchen Caption This illustration shows a grid of magnetic vortex structures. Credit Copyright TUM. Usage Restrictions This image may be freely used, with copyright noted, in news coverage of the TU Muenchen. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.